/*
 * Copyright (c) 2012, Metron, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Metron, Inc. nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL METRON, INC. BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.metsci.glimpse.gl.shader.grammar;

import java.util.List;

import org.antlr.runtime.ANTLRStringStream;
import org.antlr.runtime.CharStream;
import org.antlr.runtime.CommonTokenStream;
import org.antlr.runtime.TokenStream;

import com.metsci.glimpse.gl.shader.ShaderArg;
import com.metsci.glimpse.gl.shader.ShaderSource;
import com.metsci.glimpse.util.io.StreamOpener;


/**
 * @author osborn
 */
public class GrammarTest
{
    public static void main( String[] args ) throws Exception
    {
        ShaderSource source = new ShaderSource( "shaders/colormap/tagged_colorscale_shader.fs", StreamOpener.fileThenResource );
        CharStream stream = new ANTLRStringStream( source.getSource() );

        GlslArgLexer lexer = new GlslArgLexer( stream );
        TokenStream tokenStream = new CommonTokenStream( lexer );
        GlslArgParser parser = new GlslArgParser( tokenStream );

        List<ShaderArg> shaderArgs = parser.shader().result;
        for( ShaderArg arg : shaderArgs )
        {
            System.out.println( arg.toString() );
        }
    }
}
